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Custom software development, AI solutions, and IT

We craft high-quality digital products.

AP4 DIGITAL is a custom software development company offering end-to-end services for web and mobile applications, as well as IT outsourcing and IT consulting. We work with a wide range of technologies, from open-source to proprietary and custom-built solutions, ensuring tailored, high-quality results for our clients. In addition, we provide AI services, including custom AI development, AI integration and support.

  • Min project size
    $10,000+
  • Hourly rate
    $50 - $99 / hr
  • Employees
    10 - 49
  • Locations
    Budapest, Hungary
  • Year founded
    Founded 2010

1 Locations

  • Budapest , Hungary

Select Focus Area
Application Platforms
Windows server
30%
Heroku
20%
Azure Platform
10%
Linux server
10%
Programming & Scripting
PHP
30%
C#
10%
SQL
10%
Industries
Other industries
23%
Medical
20%
Supply Chain, Logistics, and Transport
11%
Automotive
10%
Education
10%
Food & Beverage
10%
Financial services
8%
eCommerce
8%
Clients
Midmarket ($10M - $1B)
50%
Enterprise (>$1B)
25%
Small Business (<$10M)
25%

Pricing Snapshot

Min. project size $10,000+
Avg. hourly rate $50 - $99 /hr
Rating for cost 4.9 /5

What Clients Have Said

AP4 Digital offers budget-friendly pricing and good value for cost, as noted by multiple clients. Project costs range from $10,000 to $150,000, depending on complexity, with teams typically comprising 2-5 employees. Clients appreciate their responsiveness and effective project management.

This summary is based on verified Clutch reviews.

Most Common Project Size

$10,000 - $49,999 based on 4 reviews
< $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

Select a service to see pricing information

AP4 Digital Review Insights

Overall Review Rating

5.0
  • Quality 5.0
  • Schedule 4.9
  • Cost 4.9
  • Willing to Refer 5.0

Top Mentions

Review Highlights

  • Effective Website Redesigns

    AP4 Digital successfully revamped websites for Eötvös Loránd University and Medical University of Vienna, leading to improved online presence and increased user engagement. Their designs were user-friendly, visually appealing, and compliant with necessary data security standards.

  • Customized Solutions for Diverse Needs

    AP4 Digital provided tailored solutions, such as a custom hotel management software for Holiday Inn Club Vacations, enhancing operational efficiency and customer experience. Their flexibility and ability to integrate various systems were highly valued.

  • Room for Improvement in UX Design

    One client noted that there is room for improvement in AP4 Digital's UX department, suggesting potential enhancements in user experience design despite the overall success of the project.

  • Impressive Technical and Problem-Solving Skills

    Clients were impressed by AP4 Digital's technical proficiency and problem-solving abilities, which allowed them to transform complex specifications into easy-to-use solutions. Their ability to anticipate potential challenges and offer innovative solutions was highly regarded.

  • User-Friendly Platforms Enhancing User Experience

    AP4 Digital developed user-friendly platforms that enhanced user experience, such as the appointment scheduling system for Medical University of Vienna. This led to increased user adoption and satisfaction, demonstrating their ability to cater to diverse user needs.

  • Strong Expertise in Cybersecurity

    AP4 Digital demonstrated strong expertise in cybersecurity by identifying and fixing multiple security vulnerabilities in Kin Insurance's platform. Their work led to the implementation of stronger security protocols and increased confidence in handling high traffic without performance issues.

AP4 Digital Reviews

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Website Redesign & CMS Integration for University

  • Web Design
  • Other frameworks and CMS On site optimization
  • Confidential
  • Jan. - Aug. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"Their commitment to the project was clearly obvious with the way the website came out."

Sep 20, 2024
Executive, Eötvös Loránd University
Anonymous
Verified
  • Education
  • Budapest, Hungary
  • 10,001+ Employees
  • Online Review
  • Verified

AP4 DIGITAL was hired to redesign a university's website. The team updated the faculty biographies, program and extracurricular activity pages, and a virtual campus tour. They also integrated a CMS.

Web Design & Development for Medical University

  • Web Design Web Development
  • Confidential
  • Jan. - Sep. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"It was amazing how well they could transform complex specifications into straightforward, easy solutions."

Sep 18, 2024
Managing Director, Medical University of Vienna
Elisabeth Chalupa Gartner
Verified
  • Education
  • Vienna, Austria
  • 5,001-10,000 Employees
  • Online Review
  • Verified

AP4 DIGITAL redesigned a website for a medical university. The team also built a scheduling system, added a video consultation function, and implemented role-based access control and user authentication.

Hotel Management Software & CRM for Hospitality Company

  • Custom Software Development
  • Confidential
  • Jan. - Sep. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were highly responsive to our needs, often going above and beyond to address concerns promptly."

Sep 14, 2024
Director Customer Support, Holiday Inn Club Vacations
Richard Heim
Verified
  • Hospitality & leisure
  • Atlanta, Georgia
  • 1,001-5,000 Employees
  • Online Review
  • Verified

A hospitality services company hired AP4 DIGITAL to build a hotel management solution that combined various platforms. The team also created a custom CRM that had features such as automated data insights.

Website & Mobile App Dev for Hungarian Barbershop

  • Custom Software Development
  • Other app platform
  • $10,000 to $49,999
  • Mar. 2018 - Apr. 2019
5.0
Quality
5.0
Schedule
4.0
Cost
5.0
Willing to Refer
5.0

“Their services were very good and quick.”

Oct 29, 2019
General Manager, DBS Dandy Barber Shop Kft
Lőrinc Borbély
Verified
  • Hospitality & leisure
  • Budapest, Hungary
  • 1-10 Employees
  • Phone Interview
  • Verified

Appz4 developed a website and iOS and Android mobile app for a Hungarian barbershop. They built a frontend for customers to book appointments and a backend for barbers to view appointments and collect payment.

Custom Software & iOS Dev for Innovation Design Consultancy

  • Custom Software Development
  • $10,000 to $49,999
  • Nov. 2018 - Ongoing
4.5
Quality
4.5
Schedule
4.5
Cost
4.5
Willing to Refer
5.0

“They have quick, professional staff and knowledgeable project managers.”

Jul 16, 2019
Director, FrancisKodak Design Lab
Ferenc Boroczky
Verified
  • Other industries
  • London, England
  • 1-10 Employees
  • Online Review
  • Verified

Appz4 designed and developed a road-safety custom software solution consisting of an iOS app, a database, and a customer portal. 

Mobile App Dev for Hospitality and Facility Management Company

  • Mobile App Development
  • Android App Development iPhone iOS App Development Travel & Lifestyle Mobile App Development
  • Confidential
  • Apr. 2017 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They treated us like we were their number one project.”

Jul 3, 2019
Chief Business Development Officer, TMRW ltd.
Anonymous
Verified
  • Hospitality & leisure
  • Malta
  • 1-10 Employees
  • Phone Interview
  • Verified

Appz4 designed, developed, and performed research for a hospitality solution to encompass every aspect of the guest journey. The platform is iOS/Android and web accessible.

Mobile App Dev for Vacation Web Service

  • Mobile App Development
  • Android App Development iPhone iOS App Development Windows Phone SQL
  • $50,000 to $199,999
  • July - Sep. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

“They’re very knowledgeable and make themselves available when we need them … .”

Jul 3, 2019
Co-Founder, Imperatore Travel World
Andras Simonfi
Verified
  • Hospitality & leisure
  • Italy
  • 51-200 Employees
  • Phone Interview
  • Verified

After creating the wireframes, Appz4 designed and developed a mobile application for iOS, Android, and Windows. They also integrated the app with third-party APIs.

Web App Development for Beauty Service Provider

  • Web Development
  • Other app platform
  • Confidential
  • Apr. - July 2026
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"AP4 Digital's attitude and responsiveness throughout the project stood out the most."

Jul 12, 2026
Founder, Pathina Kft
Kristóf Némedi
  • Beauty
  • Budapest, Hungary
  • 1-10 Employees
  • Online Review

AP4 Digital developed an online marketplace for beauty service providers. The team built the full stack web application and enabled user registration, profile management, and booking functionalities.

Mobile App Development for Logistics Company

  • Mobile App Development
  • $50,000 to $199,999
  • Jan. - Sep. 2024
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They ensured every feature met our business needs rather than just providing a general cargo tracking app."

Sep 15, 2024
Head of Asset Intelligence Center, DB Cargo
Holger Bartels
  • Supply Chain, Logistics, and Transport
  • Mainz, Germany
  • 10,001+ Employees
  • Online Review

AP4 DIGITAL built a mobile app for a logistics company's fleet tracking and cargo management system. They implemented route optimization functionality with real-time fleet tracking and a dashboard into the app.

Showing 1-10 of 10 Reviews

Our Story

At AP4, experienced professionals turn your idea into a working system—on time, transparently, and without risk. We entrust your project exclusively to senior experts; we do not use juniors. We offer an integrated vision, combining development with business strategy to ensure product success. With a dedicated project manager, we guarantee constant availability and clear communication. We don't disappear; we build solutions that work.

Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

Learn More
Verified Client Reviews
8
Overall Review Rating
5
Source
Clutch
Last Updated
July 12, 2026

Business Entity

Business Entity Name Appz4 Kft.
Jurisdiction of Formation Hungary
Date of Formation January 26, 2016
Status Active
ID 01-09-276612

Credit Report Results

International Credit Risk Assessment Very Low Risk
Source Creditsafe
Last Updated August 7, 2019
Learn More About The Clutch Verification Process

Locations (1)

11 Rupphegyi út BudapestHungary 1112

6 - 9

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